const readline = require('readline');
// const rl = readline.createInterface({
//   input:process.stdin,
//   output:process.stdout
// });
// rl.on('close', () => {
//   console.log('\n程序已退出!');
//   process.exit(0);
// });
// function 
module.exports={
  init:function(){
    
    return readline.createInterface({
      input:process.stdin,
      output:process.stdout
    });
  }
};